Home / 92,441.39-127,568.79-49,999.92

Finding the Fourth Proportional to 92,441.39, 127,568.79 and 49,999.92

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Solution

The fourth proportional to 92,441.39, 127,568.79 and 49,999.92 is: 68,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,441.39 : 127,568.79 = 49,999.92 : x
  2. Step 2: Convert to fraction form
    92,441.39/127,568.79 = 49,999.92/x
  3. Step 3: Cross multiply
    92,441.39x = 127,568.79 × 49,999.92
  4. Step 4: Simplify right side
    92,441.39x = 6,378,429,294.50
  5. Step 5: Solve for x
    x = 6,378,429,294.50/92,441.39
  6. Step 6: Final answer
    x = 68,999.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.